The following record schemas have been defined for use with SRW and elsewhere.
| Identifier | Description |
|---|---|
| http://srw.o-r-g.org/schemas/ccg/1.0/ | Collectable Card Game schema |
| http://srw.o-r-g.org/schemas/marcsgml/12.0/ | MARC in X/SGML [predates MARCXML/OAI_MARC] |
| http://srw.o-r-g.org/schemas/rec/1.0/ | Record Metadata schema |